ethmoid

/ˌɛθˈmɔɪd/
IPA guide

Other forms: ethmoids

Definitions of ethmoid
  1. noun
    one of the eight bones of the cranium; a small bone filled with air spaces that forms part of the eye sockets and the nasal cavity
    synonyms: ethmoid bone
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    type of:
    bone, os
    rigid connective tissue that makes up the skeleton of vertebrates
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